2120021120002 has 24 divisors (see below), whose sum is σ = 3384096626736. Its totient is φ = 995884807488.

The previous prime is 2120021119999. The next prime is 2120021120011. The reversal of 2120021120002 is 2000211200212.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2932008 + ... + 3582835.

It is an arithmetic number, because the mean of its divisors is an integer number (141004026114).

Almost surely, 2^{2120021120002} is an apocalyptic number.

2120021120002 is a deficient number, since it is larger than the sum of its proper divisors (1264075506734).

2120021120002 is a wasteful number, since it uses less digits than its factorization.

2120021120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6515442 (or 6515425 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2120021120002 its reverse (2000211200212), we get a palindrome (4120232320214).

The spelling of 2120021120002 in words is "two trillion, one hundred twenty billion, twenty-one million, one hundred twenty thousand, two".